package com.action;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionSupport;

public class FileUploadAction extends ActionSupport {

	private File file;
	private String fileFileName;
	//提交过来的file的MIME类型
    private String fileContentType;
    
    @Override
    public String execute() throws Exception {
    	String root=ServletActionContext.getServletContext().getRealPath("/file");
    	InputStream is=new FileInputStream(file);
    	OutputStream os = new FileOutputStream(new File(root, fileFileName));
    	System.out.println("fileFileName"+fileFileName);
    	// 因为file是存放在临时文件夹的文件，我们可以将其文件名和文件路径打印出来，看和之前的fileFileName是否相同
        System.out.println("file: " + file.getName());
        System.out.println("file: " + file.getPath());
        byte[] buffer=new byte[500];
        int length=0;
        while(-1 !=(length=is.read(buffer,0,buffer.length))){
        	os.write(buffer);
        }
        os.close();
        is.close();
    	return SUCCESS;
    }
    
	public File getFile() {
		return file;
	}
	public void setFile(File file) {
		this.file = file;
	}
	public String getFileFileName() {
		return fileFileName;
	}
	public void setFileFileName(String fileFileName) {
		this.fileFileName = fileFileName;
	}
	public String getFileContentType() {
		return fileContentType;
	}
	public void setFileContentType(String fileContentType) {
		this.fileContentType = fileContentType;
	}
}